212333321200 has 240 divisors, whose sum is σ = 684932161536. Its totient is φ = 61090790400.

The previous prime is 212333321197. The next prime is 212333321201. The reversal of 212333321200 is 2123333212.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212333321201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 135249 + ... + 665551.

Almost surely, 2^212333321200 is an apocalyptic number.

212333321200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212333321200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342466080768).

212333321200 is an abundant number, since it is smaller than the sum of its proper divisors (472598840336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212333321200 is a wasteful number, since it uses less digits than its factorization.

212333321200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530352 (or 530341 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 212333321200 its reverse (2123333212), we get a palindrome (214456654412).

212333321200 divided by its reverse (2123333212) gives a square (100 = 10²).

It can be divided in two parts, 21233 and 3321200, that added together give a palindrome (3342433).

The spelling of 212333321200 in words is "two hundred twelve billion, three hundred thirty-three million, three hundred twenty-one thousand, two hundred".